math.j1() function
math.j1() is a function that returns the order-one Bessel function for the first kind.
Function type signature
(x: float) => float
For more information, see Function type signatures.
Parameters
x
(Required) Value to operate on.
Examples
Return the order-one Bessel function of a value
import "math"
math.j1(x: 1.23)// 0.5058005726280961
Use math.j1 in map
import "sampledata"
import "math"
sampledata.float()
|> map(fn: (r) => ({r with _value: math.j1(x: r._value)}))
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